package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Statement;

public class Demo9 {
    public static void main(String[] args) {
        try (Connection conn = DBUtil.getConnection();){
            Statement statement = conn.createStatement();
            String sql = "INSERT INTO user(username,password,nickname,age )"+
                         "VALUES(?,?,?,?)";
            PreparedStatement ps = conn.prepareStatement(sql);
            ps.setString(1,"张三");
            ps.setString(2,"123456");
            ps.setString(3,"阿三");
            ps.setInt(4,22);
            int num = ps.executeUpdate();
            System.out.println(num>0?"插入成功":"插入失败");
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
